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class="post-meta-date-created" datetime="2021-01-20T06:48:39.305Z" title="发表于 2021-01-20 14:48:39">2021-01-20</time><span class="post-meta-separator">|</span><i class="fas fa-history fa-fw post-meta-icon"></i><span class="post-meta-label">更新于</span><time class="post-meta-date-updated" datetime="2021-04-29T12:18:30.489Z" title="更新于 2021-04-29 20:18:30">2021-04-29</time></span><span class="post-meta-categories"><span class="post-meta-separator">|</span><i class="fas fa-inbox fa-fw post-meta-icon"></i><a class="post-meta-categories" href="/categories/Web%E5%89%8D%E7%AB%AF/">Web前端</a><i class="fas fa-angle-right post-meta-separator"></i><i class="fas fa-inbox fa-fw post-meta-icon"></i><a class="post-meta-categories" href="/categories/Web%E5%89%8D%E7%AB%AF/HTML-CSS/">HTML+CSS</a></span></div><div class="meta-secondline"><span class="post-meta-separator">|</span><span class="post-meta-wordcount"><i class="far fa-file-word fa-fw post-meta-icon"></i><span class="post-meta-label">字数总计:</span><span class="word-count">2.4k</span><span class="post-meta-separator">|</span><i class="far fa-clock fa-fw post-meta-icon"></i><span class="post-meta-label">阅读时长:</span><span>12分钟</span></span><span class="post-meta-separator">|</span><span class="post-meta-pv-cv" id="" data-flag-title="前端三剑客🎉网页背景"><i class="far fa-eye fa-fw post-meta-icon"></i><span class="post-meta-label">阅读量:</span><span id="busuanzi_value_page_pv"></span></span></div></div></div><article class="post-content" id="article-container"><h1 id="网页背景"><a href="#网页背景" class="headerlink" title="网页背景"></a>网页背景</h1><h2 id="背景颜色"><a href="#背景颜色" class="headerlink" title="背景颜色"></a>背景颜色</h2><p>一般情况下元素背景色是<code>tansparent</code>(透明)</p>
<figure class="highlight"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">background-color:transparent | color颜色值</span><br></pre></td></tr></table></figure>

<h2 id="背景图片"><a href="#背景图片" class="headerlink" title="背景图片"></a>背景图片</h2><figure class="highlight"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">background-image:none | url(url)</span><br></pre></td></tr></table></figure>

<h2 id="背景平铺"><a href="#背景平铺" class="headerlink" title="背景平铺"></a>背景平铺</h2><p>默认情况下，背景图片是平铺的</p>
<figure class="highlight"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">backgound-repeat: repeat | no-repeat | repeat-x | repeat-y</span><br></pre></td></tr></table></figure>
<h2 id="背景图片位置"><a href="#背景图片位置" class="headerlink" title="背景图片位置"></a>背景图片位置</h2><figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">background-position</span>: <span class="selector-tag">x</span> <span class="selector-tag">y</span>;</span><br></pre></td></tr></table></figure>
<p>参数代表的意思是：x坐标和y坐标。可以使用<code>方位名词</code>或者<code>精确单位</code></p>
<h3 id="方位名词"><a href="#方位名词" class="headerlink" title="方位名词"></a>方位名词</h3><p>方位名词：<code>top|center|bottom|left|center|right</code></p>
<figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">background-position</span>: <span class="selector-tag">center</span> <span class="selector-tag">top</span>;</span><br></pre></td></tr></table></figure>
<p><img src="https://cdn.jsdelivr.net/gh/xiaoliblog/image@04087ffc94d8b9da40bafb29aee1df2cb7e22f1b/2021/01/20/571f65833c8c7fc383e52f8946e5b706.png"></p>
<figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">background-position</span><span class="selector-pseudo">:right</span> <span class="selector-tag">center</span>;</span><br></pre></td></tr></table></figure>
<p><img src="https://cdn.jsdelivr.net/gh/xiaoliblog/image@381c9bdfb75f8f29839042e4d86c408c123b2839/2021/01/20/5f1d85c77a7c70844fad7f51b61c8101.png"></p>
<div class="note warning simple"><p>如果是方位名词，<code>和顺序无关</code>，center right和right center效果等价<br>如果只指定了一个方位名词，另一个值省略，则第二个值默认<code>居中对齐</code></p>
</div>
<figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">background-position</span><span class="selector-pseudo">:left</span>; <span class="comment">/*水平一定靠左，y轴居中显示*/</span></span><br></pre></td></tr></table></figure>
<p><img src="https://cdn.jsdelivr.net/gh/xiaoliblog/image@d0b887de7e3f2d3e71b193e735e94927f57eb9b2/2021/01/20/b3e6078c6fdcf1df6303e53ae5b85292.png"></p>
<h3 id="精确单位"><a href="#精确单位" class="headerlink" title="精确单位"></a>精确单位</h3><p>如果参数值是精确坐标，那么<strong>第一个肯定是x坐标，第二个一定是y坐标</strong></p>
<figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">background-positon</span><span class="selector-pseudo">:20px</span> 50<span class="selector-tag">px</span>;</span><br></pre></td></tr></table></figure>
<p><img src="https://cdn.jsdelivr.net/gh/xiaoliblog/image@8d12136db2217e15704563049522b764a73fd74d/2021/01/20/610e6ecdae4a893fe116c547d1979ad8.png"><br>如果只指定了一共数值，那该数值<strong>一定是x坐标，另一个默认垂直居中</strong></p>
<figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">background-position</span><span class="selector-pseudo">:20px</span>;</span><br></pre></td></tr></table></figure>

<h3 id="混合参数"><a href="#混合参数" class="headerlink" title="混合参数"></a>混合参数</h3><p>如果指定的两个值是精确单位和方位名词混合使用，则<strong>第一个值是x坐标，第二个值是y坐标</strong></p>
<figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">background-position</span><span class="selector-pseudo">:20px</span> <span class="selector-tag">center</span>;</span><br></pre></td></tr></table></figure>
<h2 id="背景固定"><a href="#背景固定" class="headerlink" title="背景固定"></a>背景固定</h2><p><code>background-attachment</code>属性设置背景图像是否固定或者随着页面的其余部分滚动<br><code>background-attachment</code>可以用于制作视差滚动效果</p>
<figure class="highlight"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">background-attachment:scroll | fixed;</span><br></pre></td></tr></table></figure>

<ul>
<li><code>scroll</code><br>  背景图像随着对象内容滚动</li>
<li><code>fixed</code><br>  背景图像固定</li>
</ul>
<figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">background-attachment</span><span class="selector-pseudo">:fixed</span>;</span><br></pre></td></tr></table></figure>
<p><img src="https://cdn.jsdelivr.net/gh/xiaoliblog/image@9268463882e5a29ff9540beb8746e803261bada4/2021/01/20/db4ed0314083be21ce985215b826a325.png"></p>
<h2 id="背景属性复合写法"><a href="#背景属性复合写法" class="headerlink" title="背景属性复合写法"></a>背景属性复合写法</h2><p><code>background:背景颜色|背景图片|背景平铺|背景图像滚动|背景图片位置;</code></p>
<figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">background</span>: <span class="selector-tag">transparent</span> <span class="selector-tag">url</span>(<span class="selector-tag">image</span><span class="selector-class">.jpg</span>) <span class="selector-tag">repeat-y</span> <span class="selector-tag">fixed</span> <span class="selector-tag">top</span>;</span><br></pre></td></tr></table></figure>

<h2 id="背景色半透明"><a href="#背景色半透明" class="headerlink" title="背景色半透明"></a>背景色半透明</h2><figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">background</span><span class="selector-pseudo">:rgba(0</span>,0,0,0<span class="selector-class">.3</span>);</span><br></pre></td></tr></table></figure>

<ul>
<li>最后一个参数是alpha透明度，取值范围在<code>0~1</code>之间</li>
<li>习惯把0.3的0省略掉，写为background:rgba(0,0,0,.3);</li>
</ul>
<div class="note warning simple"><p>注意：背景半透明是指盒子背景半透明，盒子里面的内容不受影响</p>
</div>


<h1 id="渐变色背景"><a href="#渐变色背景" class="headerlink" title="渐变色背景"></a>渐变色背景</h1><figure class="highlight html"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">&lt;!DOCTYPE <span class="meta-keyword">html</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;<span class="name">html</span> <span class="attr">lang</span>=<span class="string">&quot;en&quot;</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">head</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">meta</span> <span class="attr">charset</span>=<span class="string">&quot;UTF-8&quot;</span> /&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">title</span>&gt;</span>Document<span class="tag">&lt;/<span class="name">title</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">style</span>&gt;</span></span><br><span class="line">      * &#123;</span><br><span class="line">        box-sizing: border-box;</span><br><span class="line">        margin: 0;</span><br><span class="line">        padding: 0;</span><br><span class="line">      &#125;</span><br><span class="line">      body &#123;</span><br><span class="line">        width: 100vw;</span><br><span class="line">        height: 100vh;</span><br><span class="line">        background: linear-gradient(</span><br><span class="line">          135deg,</span><br><span class="line">          hsl(170deg, 80%, 70%),</span><br><span class="line">          hsl(190deg, 80%, 70%),</span><br><span class="line">          hsl(250deg, 80%, 70%),</span><br><span class="line">          hsl(320deg, 80%, 70%)</span><br><span class="line">        );</span><br><span class="line">        background-size: 200% 200%;</span><br><span class="line">        animation: gradient-move 15s ease alternate infinite;</span><br><span class="line">      &#125;</span><br><span class="line"></span><br><span class="line"><span class="css">      <span class="keyword">@keyframes</span> gradient-move &#123;</span></span><br><span class="line">        0% &#123;</span><br><span class="line">          background-position: 0% 0%;</span><br><span class="line">        &#125;</span><br><span class="line">        100% &#123;</span><br><span class="line">          background-position: 100% 100%;</span><br><span class="line">        &#125;</span><br><span class="line">      &#125;</span><br><span class="line">    <span class="tag">&lt;/<span class="name">style</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;/<span class="name">head</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">body</span>&gt;</span><span class="tag">&lt;/<span class="name">body</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;/<span class="name">html</span>&gt;</span></span><br></pre></td></tr></table></figure>
<p><img src="https://cdn.jsdelivr.net/gh/xiaoliblog/image@b56eec049ca9b3edb9b72bb3d655d6e6a7d01e22/2021/01/28/5a9224d3aa23a273baefea833627f1f2.png"></p>
<h1 id="昼夜交替效果"><a href="#昼夜交替效果" class="headerlink" title="昼夜交替效果"></a>昼夜交替效果</h1><figure class="highlight html"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">&lt;!DOCTYPE <span class="meta-keyword">html</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;<span class="name">html</span> <span class="attr">lang</span>=<span class="string">&quot;zh-CN&quot;</span>&gt;</span></span><br><span class="line">	<span class="tag">&lt;<span class="name">head</span>&gt;</span></span><br><span class="line">		<span class="tag">&lt;<span class="name">meta</span> <span class="attr">charset</span>=<span class="string">&quot;UTF-8&quot;</span> /&gt;</span></span><br><span class="line">		<span class="tag">&lt;<span class="name">title</span>&gt;</span>昼夜交替效果<span class="tag">&lt;/<span class="name">title</span>&gt;</span></span><br><span class="line">		<span class="tag">&lt;<span class="name">link</span> <span class="attr">rel</span>=<span class="string">&quot;stylesheet&quot;</span> <span class="attr">href</span>=<span class="string">&quot;css/index.css&quot;</span> /&gt;</span></span><br><span class="line">	<span class="tag">&lt;/<span class="name">head</span>&gt;</span></span><br><span class="line">	<span class="tag">&lt;<span class="name">body</span>&gt;</span></span><br><span class="line">		<span class="tag">&lt;<span class="name">input</span> <span class="attr">type</span>=<span class="string">&quot;checkbox&quot;</span> <span class="attr">name</span>=<span class="string">&quot;&quot;</span> <span class="attr">id</span>=<span class="string">&quot;checkbox&quot;</span> /&gt;</span></span><br><span class="line">		<span class="tag">&lt;<span class="name">label</span> <span class="attr">for</span>=<span class="string">&quot;checkbox&quot;</span>&gt;</span></span><br><span class="line">			<span class="tag">&lt;<span class="name">span</span>&gt;</span><span class="tag">&lt;/<span class="name">span</span>&gt;</span></span><br><span class="line">		<span class="tag">&lt;/<span class="name">label</span>&gt;</span></span><br><span class="line">		<span class="tag">&lt;<span class="name">div</span> <span class="attr">class</span>=<span class="string">&quot;background&quot;</span>&gt;</span><span class="tag">&lt;/<span class="name">div</span>&gt;</span></span><br><span class="line">	<span class="tag">&lt;/<span class="name">body</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;/<span class="name">html</span>&gt;</span></span><br></pre></td></tr></table></figure>
<figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span 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class="line">122</span><br><span class="line">123</span><br><span class="line">124</span><br><span class="line">125</span><br><span class="line">126</span><br><span class="line">127</span><br><span class="line">128</span><br><span class="line">129</span><br><span class="line">130</span><br><span class="line">131</span><br><span class="line">132</span><br><span class="line">133</span><br><span class="line">134</span><br><span class="line">135</span><br><span class="line">136</span><br><span class="line">137</span><br><span class="line">138</span><br><span class="line">139</span><br><span class="line">140</span><br><span class="line">141</span><br><span class="line">142</span><br><span class="line">143</span><br><span class="line">144</span><br><span class="line">145</span><br><span class="line">146</span><br><span class="line">147</span><br><span class="line">148</span><br><span class="line">149</span><br><span class="line">150</span><br><span class="line">151</span><br><span class="line">152</span><br><span class="line">153</span><br><span class="line">154</span><br><span class="line">155</span><br><span class="line">156</span><br><span class="line">157</span><br><span class="line">158</span><br><span class="line">159</span><br></pre></td><td class="code"><pre><span class="line">* &#123;</span><br><span class="line">	<span class="comment">/* 初始化 清除元素的内外边距 */</span></span><br><span class="line">	<span class="attribute">padding</span>: <span class="number">0</span>;</span><br><span class="line">	<span class="attribute">margin</span>: <span class="number">0</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">body</span> &#123;</span><br><span class="line">	<span class="comment">/* 弹性布局 让页面元素垂直+水平居中 */</span></span><br><span class="line">	<span class="attribute">display</span>: flex;</span><br><span class="line">	<span class="attribute">justify-content</span>: center;</span><br><span class="line">	<span class="attribute">align-items</span>: center;</span><br><span class="line">	<span class="comment">/* 让页面占浏览器可视区域的宽的和高度 */</span></span><br><span class="line">	<span class="attribute">width</span>: <span class="number">100</span>vm;</span><br><span class="line">	<span class="attribute">height</span>: <span class="number">100vh</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-class">.background</span> &#123;</span><br><span class="line">	<span class="comment">/* 绝对定位 因为该元素没有父元素 那么就默认以浏览器可视区域来定位 */</span></span><br><span class="line">	<span class="attribute">position</span>: absolute;</span><br><span class="line">	<span class="attribute">top</span>: <span class="number">0</span>;</span><br><span class="line">	<span class="attribute">left</span>: <span class="number">0</span>;</span><br><span class="line">	<span class="attribute">width</span>: <span class="number">100%</span>;</span><br><span class="line">	<span class="attribute">height</span>: <span class="number">100%</span>;</span><br><span class="line">	<span class="attribute">background-color</span>: <span class="number">#c2e9f6</span>;</span><br><span class="line">	<span class="comment">/* 元素的堆叠顺序 不加这个属性的话其它元素就被覆盖了 这个值只要是个-值即可 */</span></span><br><span class="line">	<span class="attribute">z-index</span>: -<span class="number">1</span>;</span><br><span class="line">	<span class="comment">/* 提前加好元素的过渡 不然待会一个一个加就晕了 ease-in是从慢速开始一直加速到结束 */</span></span><br><span class="line">	<span class="attribute">transition</span>: all <span class="number">0.25s</span> ease-in;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">input</span> &#123;</span><br><span class="line">	<span class="comment">/* 隐藏复选框 */</span></span><br><span class="line">	<span class="attribute">display</span>: none;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">label</span> &#123;</span><br><span class="line">	<span class="attribute">position</span>: relative;</span><br><span class="line">	<span class="attribute">width</span>: <span class="number">200px</span>;</span><br><span class="line">	<span class="attribute">height</span>: <span class="number">100px</span>;</span><br><span class="line">	<span class="attribute">border-radius</span>: <span class="number">100px</span>;</span><br><span class="line">	<span class="attribute">border</span>: <span class="number">5px</span> solid <span class="number">#72cce3</span>;</span><br><span class="line">	<span class="attribute">background-color</span>: <span class="number">#96dcee</span>;</span><br><span class="line">	<span class="attribute">transition</span>: all <span class="number">0.35s</span> ease-in;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">label</span><span class="selector-pseudo">::before</span> &#123;</span><br><span class="line">	<span class="attribute">content</span>: <span class="string">&quot;&quot;</span>;</span><br><span class="line">	<span class="attribute">position</span>: absolute;</span><br><span class="line">	<span class="attribute">top</span>: <span class="number">4px</span>;</span><br><span class="line">	<span class="attribute">left</span>: <span class="number">4px</span>;</span><br><span class="line">	<span class="attribute">width</span>: <span class="number">82px</span>;</span><br><span class="line">	<span class="attribute">height</span>: <span class="number">82px</span>;</span><br><span class="line">	<span class="attribute">border-radius</span>: <span class="number">50%</span>;</span><br><span class="line">	<span class="attribute">border</span>: <span class="number">5px</span> solid <span class="number">#f5eb71</span>;</span><br><span class="line">	<span class="attribute">background-color</span>: <span class="number">#fffaa8</span>;</span><br><span class="line">	<span class="attribute">transition</span>: all <span class="number">0.35s</span> ease-in;</span><br><span class="line">	<span class="attribute">animation</span>: switch-reverse <span class="number">0.35s</span> forwards;</span><br><span class="line">	<span class="comment">/* 鼠标移入变小手 */</span></span><br><span class="line">	<span class="attribute">cursor</span>: pointer;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">label</span><span class="selector-pseudo">::after</span> &#123;</span><br><span class="line">	<span class="attribute">content</span>: <span class="string">&quot;&quot;</span>;</span><br><span class="line">	<span class="attribute">position</span>: absolute;</span><br><span class="line">	<span class="attribute">top</span>: <span class="number">23px</span>;</span><br><span class="line">	<span class="attribute">left</span>: <span class="number">143px</span>;</span><br><span class="line">	<span class="attribute">width</span>: <span class="number">10px</span>;</span><br><span class="line">	<span class="attribute">height</span>: <span class="number">10px</span>;</span><br><span class="line">	<span class="attribute">border-radius</span>: <span class="number">50%</span>;</span><br><span class="line">	<span class="attribute">box-shadow</span>: -<span class="number">13px</span> <span class="number">0</span> <span class="number">0</span> <span class="number">2px</span> <span class="number">#e8e8ea</span>, -<span class="number">24px</span> <span class="number">14px</span> <span class="number">0</span> -<span class="number">2px</span> <span class="number">#e8e8ea</span>;</span><br><span class="line">	<span class="attribute">transition</span>: all <span class="number">0.25s</span> ease-in;</span><br><span class="line">	<span class="comment">/* 不透明度 为0 就是隐藏了 */</span></span><br><span class="line">	<span class="attribute">opacity</span>: <span class="number">0</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">label</span> <span class="selector-tag">span</span> &#123;</span><br><span class="line">	<span class="attribute">position</span>: relative;</span><br><span class="line">	<span class="attribute">top</span>: <span class="number">45px</span>;</span><br><span class="line">	<span class="attribute">left</span>: <span class="number">135px</span>;</span><br><span class="line">	<span class="comment">/* span是行内元素 需要将其转为块级元素才能设置宽度和高度 */</span></span><br><span class="line">	<span class="attribute">display</span>: block;</span><br><span class="line">	<span class="attribute">width</span>: <span class="number">10px</span>;</span><br><span class="line">	<span class="attribute">height</span>: <span class="number">5px</span>;</span><br><span class="line">	<span class="attribute">border-radius</span>: <span class="number">5px</span>;</span><br><span class="line">	<span class="attribute">background-color</span>: <span class="number">#fff</span>;</span><br><span class="line">	<span class="attribute">transition</span>: all <span class="number">0.15s</span> ease-in;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">label</span> <span class="selector-tag">span</span><span class="selector-pseudo">::before</span>,</span><br><span class="line"><span class="selector-tag">label</span> <span class="selector-tag">span</span><span class="selector-pseudo">::after</span> &#123;</span><br><span class="line">	<span class="comment">/* 将两个伪元素相同的代码写一块 */</span></span><br><span class="line">	<span class="attribute">content</span>: <span class="string">&quot;&quot;</span>;</span><br><span class="line">	<span class="attribute">position</span>: absolute;</span><br><span class="line">	<span class="attribute">width</span>: <span class="number">40px</span>;</span><br><span class="line">	<span class="attribute">height</span>: <span class="number">5px</span>;</span><br><span class="line">	<span class="attribute">border-radius</span>: <span class="number">5px</span>;</span><br><span class="line">	<span class="attribute">background-color</span>: <span class="number">#fff</span>;</span><br><span class="line">	<span class="attribute">transition</span>: all <span class="number">0.15s</span> ease-in;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">label</span> <span class="selector-tag">span</span><span class="selector-pseudo">::before</span> &#123;</span><br><span class="line">	<span class="attribute">top</span>: -<span class="number">5px</span>;</span><br><span class="line">	<span class="attribute">left</span>: -<span class="number">20px</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">label</span> <span class="selector-tag">span</span><span class="selector-pseudo">::after</span> &#123;</span><br><span class="line">	<span class="attribute">top</span>: <span class="number">5px</span>;</span><br><span class="line">	<span class="attribute">left</span>: -<span class="number">10px</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">input</span><span class="selector-pseudo">:checked</span> ~ <span class="selector-class">.background</span> &#123;</span><br><span class="line">	<span class="attribute">background-color</span>: <span class="number">#808fc7</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">input</span><span class="selector-pseudo">:checked</span> + <span class="selector-tag">label</span> &#123;</span><br><span class="line">	<span class="attribute">border-color</span>: <span class="number">#5d6baa</span>;</span><br><span class="line">	<span class="attribute">background-color</span>: <span class="number">#6b7abb</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">input</span><span class="selector-pseudo">:checked</span> + <span class="selector-tag">label</span><span class="selector-pseudo">::before</span> &#123;</span><br><span class="line">	<span class="attribute">border-color</span>: <span class="number">#e8e8ea</span>;</span><br><span class="line">	<span class="attribute">background-color</span>: <span class="number">#fff</span>;</span><br><span class="line">	<span class="comment">/* 这里面需要动画我们先把动画定义好 */</span></span><br><span class="line">	<span class="comment">/* 动画 名称 时长 forwards就是动画完成后定制100%是的状态 */</span></span><br><span class="line">	<span class="attribute">animation</span>: switch <span class="number">0.35s</span> forwards;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">input</span><span class="selector-pseudo">:checked</span> + <span class="selector-tag">label</span><span class="selector-pseudo">::after</span> &#123;</span><br><span class="line">	<span class="attribute">opacity</span>: <span class="number">1</span>;</span><br><span class="line">	<span class="comment">/* 过渡延迟时间 */</span></span><br><span class="line">	<span class="attribute">transition-delay</span>: <span class="number">0.25s</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">input</span><span class="selector-pseudo">:checked</span> + <span class="selector-tag">label</span> <span class="selector-tag">span</span> &#123;</span><br><span class="line">	<span class="attribute">width</span>: <span class="number">5px</span>;</span><br><span class="line">	<span class="attribute">left</span>: <span class="number">60px</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">input</span><span class="selector-pseudo">:checked</span> + <span class="selector-tag">label</span> <span class="selector-tag">span</span><span class="selector-pseudo">::before</span> &#123;</span><br><span class="line">	<span class="attribute">width</span>: <span class="number">5px</span>;</span><br><span class="line">	<span class="attribute">height</span>: <span class="number">5px</span>;</span><br><span class="line">	<span class="attribute">top</span>: -<span class="number">25px</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">input</span><span class="selector-pseudo">:checked</span> + <span class="selector-tag">label</span> <span class="selector-tag">span</span><span class="selector-pseudo">::after</span> &#123;</span><br><span class="line">	<span class="attribute">width</span>: <span class="number">5px</span>;</span><br><span class="line">	<span class="attribute">height</span>: <span class="number">5px</span>;</span><br><span class="line">	<span class="attribute">top</span>: <span class="number">20px</span>;</span><br><span class="line">	<span class="attribute">left</span>: -<span class="number">30px</span>;</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line"><span class="keyword">@keyframes</span> switch &#123;</span><br><span class="line">	0% &#123;</span><br><span class="line">		<span class="attribute">left</span>: <span class="number">4px</span>;</span><br><span class="line">	&#125;</span><br><span class="line">	60% &#123;</span><br><span class="line">		<span class="attribute">left</span>: <span class="number">4px</span>;</span><br><span class="line">		<span class="attribute">width</span>: <span class="number">112px</span>;</span><br><span class="line">	&#125;</span><br><span class="line">	100% &#123;</span><br><span class="line">		<span class="attribute">left</span>: <span class="number">104px</span>;</span><br><span class="line">	&#125;</span><br><span class="line">&#125;</span><br><span class="line"><span class="comment">/* 顺便定义取消复选框选中状态的动画 */</span></span><br><span class="line"><span class="keyword">@keyframes</span> switch-reverse &#123;</span><br><span class="line">	0% &#123;</span><br><span class="line">		<span class="attribute">left</span>: <span class="number">104px</span>;</span><br><span class="line">	&#125;</span><br><span class="line">	60% &#123;</span><br><span class="line">		<span class="attribute">left</span>: <span class="number">72px</span>;</span><br><span class="line">		<span class="attribute">width</span>: <span class="number">112px</span>;</span><br><span class="line">	&#125;</span><br><span class="line">	100% &#123;</span><br><span class="line">		<span class="attribute">left</span>: <span class="number">4px</span>;</span><br><span class="line">	&#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>
<p><img src="https://cdn.jsdelivr.net/gh/xiaoliblog/image@b0fb387be04094b9313637b4319befa491ef19cf/2021/01/28/56ef7fae54eb2bf75b70f0ce43f68e96.png"></p>
<h1 id="自定义404页面"><a href="#自定义404页面" class="headerlink" title="自定义404页面"></a>自定义404页面</h1><figure class="highlight html"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">&lt;!DOCTYPE <span class="meta-keyword">html</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;<span class="name">html</span> <span class="attr">lang</span>=<span class="string">&quot;en&quot;</span> <span class="attr">dir</span>=<span class="string">&quot;ltr&quot;</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">head</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">meta</span> <span class="attr">charset</span>=<span class="string">&quot;utf-8&quot;</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">title</span>&gt;</span><span class="tag">&lt;/<span class="name">title</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">link</span> <span class="attr">rel</span>=<span class="string">&quot;stylesheet&quot;</span> <span class="attr">href</span>=<span class="string">&quot;style.css&quot;</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;/<span class="name">head</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;<span class="name">body</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">div</span> <span class="attr">class</span>=<span class="string">&quot;container&quot;</span>&gt;</span></span><br><span class="line">      <span class="tag">&lt;<span class="name">h2</span>&gt;</span>Oops! Page not found.<span class="tag">&lt;/<span class="name">h2</span>&gt;</span></span><br><span class="line">      <span class="tag">&lt;<span class="name">h1</span>&gt;</span>404<span class="tag">&lt;/<span class="name">h1</span>&gt;</span></span><br><span class="line">      <span class="tag">&lt;<span class="name">p</span>&gt;</span>We can&#x27;t find the page you&#x27;re looking for.<span class="tag">&lt;/<span class="name">p</span>&gt;</span></span><br><span class="line">      <span class="tag">&lt;<span class="name">a</span> <span class="attr">href</span>=<span class="string">&quot;#&quot;</span>&gt;</span>Go back home<span class="tag">&lt;/<span class="name">a</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;/<span class="name">div</span>&gt;</span></span><br><span class="line">  <span class="tag">&lt;/<span class="name">body</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;/<span class="name">html</span>&gt;</span></span><br></pre></td></tr></table></figure>
<figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">body</span>&#123;</span><br><span class="line">  <span class="attribute">margin</span>: <span class="number">0</span>;</span><br><span class="line">  <span class="attribute">padding</span>: <span class="number">0</span>;</span><br><span class="line">  <span class="attribute">font-family</span>: <span class="string">&quot;montserrat&quot;</span>,sans-serif;</span><br><span class="line">  <span class="attribute">min-height</span>: <span class="number">100vh</span>;</span><br><span class="line">  <span class="attribute">background-image</span>: <span class="built_in">linear-gradient</span>(<span class="number">125deg</span>,#<span class="number">6</span>a89cc,#b8e994);</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-class">.container</span>&#123;</span><br><span class="line">  <span class="attribute">width</span>: <span class="number">100%</span>;</span><br><span class="line">  <span class="attribute">position</span>: absolute;</span><br><span class="line">  <span class="attribute">top</span>: <span class="number">50%</span>;</span><br><span class="line">  <span class="attribute">transform</span>: <span class="built_in">translateY</span>(-<span class="number">50%</span>);</span><br><span class="line">  <span class="attribute">text-align</span>: center;</span><br><span class="line">  <span class="attribute">color</span>: <span class="number">#343434</span></span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-class">.container</span> <span class="selector-tag">h1</span>&#123;</span><br><span class="line">  <span class="attribute">font-size</span>: <span class="number">160px</span>;</span><br><span class="line">  <span class="attribute">margin</span>: <span class="number">0</span>;</span><br><span class="line">  <span class="attribute">font-weight</span>: <span class="number">900</span>;</span><br><span class="line">  <span class="attribute">letter-spacing</span>: <span class="number">20px</span>;</span><br><span class="line">  <span class="comment">/*自定义背景图片*/</span></span><br><span class="line">  <span class="attribute">background</span>: <span class="built_in">url</span>(bg.gif) center no-repeat;</span><br><span class="line">  <span class="attribute">-webkit-text-fill-color</span>: transparent;</span><br><span class="line">  <span class="attribute">-webkit-background-clip</span>: text;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-class">.container</span> <span class="selector-tag">a</span>&#123;</span><br><span class="line">  <span class="attribute">text-decoration</span>: none;</span><br><span class="line">  <span class="attribute">background</span>: <span class="number">#e55039aa</span>;</span><br><span class="line">  <span class="attribute">color</span>: <span class="number">#fff</span>;</span><br><span class="line">  <span class="attribute">padding</span>: <span class="number">12px</span> <span class="number">24px</span>;</span><br><span class="line">  <span class="attribute">display</span>: inline-block;</span><br><span class="line">  <span class="attribute">border-radius</span>: <span class="number">25px</span>;</span><br><span class="line">  <span class="attribute">font-size</span>: <span class="number">14px</span>;</span><br><span class="line">  <span class="attribute">text-transform</span>: uppercase;</span><br><span class="line">  <span class="attribute">transition</span>: <span class="number">0.4s</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-class">.container</span> <span class="selector-tag">a</span><span class="selector-pseudo">:hover</span>&#123;</span><br><span class="line">  <span class="attribute">background</span>: <span class="number">#e55039</span>;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>
<p><img src="https://cdn.jsdelivr.net/gh/xiaoliblog/image@7cac1d48a658d0c1e79524f26a44e755095927e6/2021/01/28/561679fd9e466cc533bbbffc3532d319.png"></p>
<h1 id="加载页面"><a href="#加载页面" class="headerlink" title="加载页面"></a>加载页面</h1><figure class="highlight html"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">&lt;!DOCTYPE <span class="meta-keyword">html</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;<span class="name">html</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;<span class="name">head</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">meta</span> <span class="attr">charset</span>=<span class="string">&quot;UTF-8&quot;</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">meta</span> <span class="attr">name</span>=<span class="string">&quot;viewport&quot;</span> <span class="attr">content</span>=<span class="string">&quot;width=device-width, initial-scale=1.0&quot;</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">title</span>&gt;</span>Loading<span class="tag">&lt;/<span class="name">title</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">link</span> <span class="attr">rel</span>=<span class="string">&quot;stylesheet&quot;</span> <span class="attr">href</span>=<span class="string">&quot;style.css&quot;</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;/<span class="name">head</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;<span class="name">body</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;<span class="name">div</span> <span class="attr">id</span>=<span class="string">&quot;preloader&quot;</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">div</span> <span class="attr">id</span>=<span class="string">&quot;loader&quot;</span>&gt;</span></span><br><span class="line"></span><br><span class="line">    <span class="tag">&lt;/<span class="name">div</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;/<span class="name">div</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;/<span class="name">body</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;/<span class="name">html</span>&gt;</span></span><br></pre></td></tr></table></figure>
<figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">body</span> &#123;</span><br><span class="line">    <span class="attribute">background-color</span>: <span class="number">#222</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-id">#preloader</span> &#123;</span><br><span class="line">    <span class="attribute">position</span>: fixed;</span><br><span class="line">    <span class="attribute">top</span>: <span class="number">0</span>;</span><br><span class="line">    <span class="attribute">left</span>: <span class="number">0</span>;</span><br><span class="line">    <span class="attribute">width</span>: <span class="number">100%</span>;</span><br><span class="line">    <span class="attribute">height</span>: <span class="number">100%</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-id">#loader</span> &#123;</span><br><span class="line">    <span class="attribute">display</span>: block;</span><br><span class="line">    <span class="attribute">position</span>: relative;</span><br><span class="line">    <span class="attribute">left</span>: <span class="number">50%</span>;</span><br><span class="line">    <span class="attribute">top</span>: <span class="number">50%</span>;</span><br><span class="line">    <span class="attribute">width</span>: <span class="number">150px</span>;</span><br><span class="line">    <span class="attribute">height</span>: <span class="number">150px</span>;</span><br><span class="line">    <span class="attribute">margin</span>: -<span class="number">75px</span> <span class="number">0</span> <span class="number">0</span> -<span class="number">75px</span>;</span><br><span class="line">    <span class="attribute">border-radius</span>: <span class="number">50%</span>;</span><br><span class="line">    <span class="attribute">border</span>: <span class="number">3px</span> solid transparent;</span><br><span class="line">    <span class="attribute">border-top-color</span>: <span class="number">#9370DB</span>;</span><br><span class="line">    <span class="attribute">animation</span>: spin <span class="number">2s</span> linear infinite;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-id">#loader</span><span class="selector-pseudo">::before</span> &#123;</span><br><span class="line">    <span class="attribute">content</span>: <span class="string">&#x27;&#x27;</span>;</span><br><span class="line">    <span class="attribute">position</span>: absolute;</span><br><span class="line">    <span class="attribute">top</span>: <span class="number">5px</span>;</span><br><span class="line">    <span class="attribute">left</span>: <span class="number">5px</span>;</span><br><span class="line">    <span class="attribute">right</span>: <span class="number">5px</span>;</span><br><span class="line">    <span class="attribute">bottom</span>: <span class="number">5px</span>;</span><br><span class="line">    <span class="attribute">border-radius</span>: <span class="number">50%</span>;</span><br><span class="line">    <span class="attribute">border</span>: <span class="number">3px</span> solid transparent;</span><br><span class="line">    <span class="attribute">border-top-color</span>: <span class="number">#BA55D3</span>;</span><br><span class="line">    <span class="attribute">animation</span>: spin <span class="number">3s</span> linear infinite;</span><br><span class="line">    </span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-id">#loader</span><span class="selector-pseudo">::after</span> &#123;</span><br><span class="line">    <span class="attribute">content</span>: <span class="string">&#x27;&#x27;</span>;</span><br><span class="line">    <span class="attribute">position</span>: absolute;</span><br><span class="line">    <span class="attribute">top</span>: <span class="number">15px</span>;</span><br><span class="line">    <span class="attribute">left</span>: <span class="number">15px</span>;</span><br><span class="line">    <span class="attribute">right</span>: <span class="number">15px</span>;</span><br><span class="line">    <span class="attribute">bottom</span>: <span class="number">15px</span>;</span><br><span class="line">    <span class="attribute">border-radius</span>: <span class="number">50%</span>;</span><br><span class="line">    <span class="attribute">border</span>: <span class="number">3px</span> solid transparent;</span><br><span class="line">    <span class="attribute">border-top-color</span>: <span class="number">#FF00FF</span>;</span><br><span class="line">    <span class="attribute">animation</span>:spin <span class="number">1.5s</span> linear infinite;</span><br><span class="line">&#125;</span><br><span class="line"><span class="keyword">@keyframes</span> spin &#123;</span><br><span class="line">    0% &#123;</span><br><span class="line">        <span class="attribute">transform</span>: <span class="built_in">rotate</span>(<span class="number">0deg</span>);</span><br><span class="line">    &#125;</span><br><span class="line">    100% &#123;</span><br><span class="line">        <span class="attribute">transform</span>: <span class="built_in">rotate</span>(<span class="number">360deg</span>);</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>
<p><img src="https://cdn.jsdelivr.net/gh/xiaoliblog/image@36b663cf98b0bc89959ad5409c6b7038e742cc45/2021/01/28/d3bb3a2beb2a8a00100094c2eba392e1.png"></p>
<h1 id="CSS波浪效果"><a href="#CSS波浪效果" class="headerlink" title="CSS波浪效果"></a>CSS波浪效果</h1><figure class="highlight html"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br></pre></td><td class="code"><pre><span class="line"><span class="meta">&lt;!DOCTYPE <span class="meta-keyword">html</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;<span class="name">html</span> <span class="attr">lang</span>=<span class="string">&quot;en&quot;</span>&gt;</span></span><br><span class="line"></span><br><span class="line"><span class="tag">&lt;<span class="name">head</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">meta</span> <span class="attr">charset</span>=<span class="string">&quot;UTF-8&quot;</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">meta</span> <span class="attr">name</span>=<span class="string">&quot;viewport&quot;</span> <span class="attr">content</span>=<span class="string">&quot;width=device-width, initial-scale=1.0&quot;</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">title</span>&gt;</span>CSS波浪<span class="tag">&lt;/<span class="name">title</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">link</span> <span class="attr">rel</span>=<span class="string">&quot;stylesheet&quot;</span> <span class="attr">href</span>=<span class="string">&quot;css/style.css&quot;</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;/<span class="name">head</span>&gt;</span></span><br><span class="line"></span><br><span class="line"><span class="tag">&lt;<span class="name">body</span>&gt;</span></span><br><span class="line">    <span class="comment">&lt;!-- 头部盒子 --&gt;</span></span><br><span class="line">    <span class="tag">&lt;<span class="name">div</span> <span class="attr">class</span>=<span class="string">&quot;header&quot;</span>&gt;</span></span><br><span class="line">        <span class="comment">&lt;!-- 标题区域 --&gt;</span></span><br><span class="line">        <span class="tag">&lt;<span class="name">div</span> <span class="attr">class</span>=<span class="string">&quot;lnner-header&quot;</span>&gt;</span></span><br><span class="line">            <span class="tag">&lt;<span class="name">h1</span>&gt;</span>CSS波浪<span class="tag">&lt;/<span class="name">h1</span>&gt;</span></span><br><span class="line">        <span class="tag">&lt;/<span class="name">div</span>&gt;</span></span><br><span class="line">        <span class="comment">&lt;!-- 波浪区域 --&gt;</span></span><br><span class="line">        <span class="tag">&lt;<span class="name">div</span>&gt;</span></span><br><span class="line">            <span class="comment">&lt;!-- svg 形状 --&gt;</span></span><br><span class="line">            <span class="tag">&lt;<span class="name">svg</span> <span class="attr">class</span>=<span class="string">&quot;waves&quot;</span> <span class="attr">viewBox</span>=<span class="string">&quot;0 24 150 28&quot;</span> <span class="attr">preserveAspectRatio</span>=<span class="string">&quot;none&quot;</span> <span class="attr">shape-rendering</span>=<span class="string">&quot;auto&quot;</span>&gt;</span></span><br><span class="line">                <span class="comment">&lt;!-- 形状容器 --&gt;</span></span><br><span class="line">                <span class="tag">&lt;<span class="name">defs</span>&gt;</span></span><br><span class="line">                    <span class="tag">&lt;<span class="name">path</span> <span class="attr">id</span>=<span class="string">&quot;gentle-wave&quot;</span></span></span><br><span class="line"><span class="tag">                        <span class="attr">d</span>=<span class="string">&quot;M-160 44c30 0 58-18 88-18s 58 18 88 18 58-18 88-18 58 18 88 18 v44h-352z&quot;</span> /&gt;</span></span><br><span class="line">                <span class="tag">&lt;/<span class="name">defs</span>&gt;</span></span><br><span class="line">                <span class="comment">&lt;!-- 组合形状 --&gt;</span></span><br><span class="line">                <span class="tag">&lt;<span class="name">g</span> <span class="attr">class</span>=<span class="string">&quot;parallax&quot;</span>&gt;</span></span><br><span class="line">                    <span class="tag">&lt;<span class="name">use</span> <span class="attr">xlink:href</span>=<span class="string">&quot;#gentle-wave&quot;</span> <span class="attr">x</span>=<span class="string">&quot;48&quot;</span> <span class="attr">y</span>=<span class="string">&quot;0&quot;</span> <span class="attr">fill</span>=<span class="string">&quot;rgba(255,255,255,0.7&quot;</span> /&gt;</span></span><br><span class="line">                    <span class="tag">&lt;<span class="name">use</span> <span class="attr">xlink:href</span>=<span class="string">&quot;#gentle-wave&quot;</span> <span class="attr">x</span>=<span class="string">&quot;48&quot;</span> <span class="attr">y</span>=<span class="string">&quot;3&quot;</span> <span class="attr">fill</span>=<span class="string">&quot;rgba(255,255,255,0.5)&quot;</span> /&gt;</span></span><br><span class="line">                    <span class="tag">&lt;<span class="name">use</span> <span class="attr">xlink:href</span>=<span class="string">&quot;#gentle-wave&quot;</span> <span class="attr">x</span>=<span class="string">&quot;48&quot;</span> <span class="attr">y</span>=<span class="string">&quot;5&quot;</span> <span class="attr">fill</span>=<span class="string">&quot;rgba(255,255,255,0.3)&quot;</span> /&gt;</span></span><br><span class="line">                    <span class="tag">&lt;<span class="name">use</span> <span class="attr">xlink:href</span>=<span class="string">&quot;#gentle-wave&quot;</span> <span class="attr">x</span>=<span class="string">&quot;48&quot;</span> <span class="attr">y</span>=<span class="string">&quot;7&quot;</span> <span class="attr">fill</span>=<span class="string">&quot;#fff&quot;</span> /&gt;</span></span><br><span class="line">                <span class="tag">&lt;/<span class="name">g</span>&gt;</span></span><br><span class="line">            <span class="tag">&lt;/<span class="name">svg</span>&gt;</span></span><br><span class="line">        <span class="tag">&lt;/<span class="name">div</span>&gt;</span></span><br><span class="line">    <span class="tag">&lt;/<span class="name">div</span>&gt;</span></span><br><span class="line"><span class="tag">&lt;/<span class="name">body</span>&gt;</span></span><br><span class="line"></span><br><span class="line"><span class="tag">&lt;/<span class="name">html</span>&gt;</span></span><br></pre></td></tr></table></figure>
<figure class="highlight css"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br><span class="line">33</span><br><span class="line">34</span><br><span class="line">35</span><br><span class="line">36</span><br><span class="line">37</span><br><span class="line">38</span><br><span class="line">39</span><br><span class="line">40</span><br><span class="line">41</span><br><span class="line">42</span><br><span class="line">43</span><br><span class="line">44</span><br><span class="line">45</span><br><span class="line">46</span><br><span class="line">47</span><br><span class="line">48</span><br><span class="line">49</span><br><span class="line">50</span><br><span class="line">51</span><br><span class="line">52</span><br><span class="line">53</span><br><span class="line">54</span><br><span class="line">55</span><br><span class="line">56</span><br><span class="line">57</span><br><span class="line">58</span><br><span class="line">59</span><br><span class="line">60</span><br><span class="line">61</span><br><span class="line">62</span><br><span class="line">63</span><br><span class="line">64</span><br><span class="line">65</span><br><span class="line">66</span><br><span class="line">67</span><br><span class="line">68</span><br><span class="line">69</span><br><span class="line">70</span><br><span class="line">71</span><br><span class="line">72</span><br><span class="line">73</span><br><span class="line">74</span><br><span class="line">75</span><br><span class="line">76</span><br><span class="line">77</span><br><span class="line">78</span><br></pre></td><td class="code"><pre><span class="line"><span class="selector-tag">body</span> &#123;</span><br><span class="line">    <span class="attribute">margin</span>: <span class="number">0</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-tag">h1</span> &#123;</span><br><span class="line">    <span class="attribute">font-family</span>: <span class="string">&#x27;Lato&#x27;</span>,<span class="string">&#x27;sans-serif&#x27;</span>;</span><br><span class="line">    <span class="attribute">font-weight</span>: <span class="number">300</span>;</span><br><span class="line">    <span class="comment">/* font-spacing:2px; */</span></span><br><span class="line">    <span class="attribute">font-size</span>: <span class="number">48px</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-class">.header</span> &#123;</span><br><span class="line">    <span class="attribute">position</span>: relative;</span><br><span class="line">    <span class="attribute">text-align</span>: center;</span><br><span class="line">    <span class="comment">/* 背景渐变 */</span></span><br><span class="line">    <span class="attribute">background</span>: <span class="built_in">linear-gradient</span>(<span class="number">60deg</span>,rgba(<span class="number">84</span>,<span class="number">58</span>,<span class="number">183</span>,<span class="number">1</span>) <span class="number">0%</span>, <span class="built_in">rgba</span>(<span class="number">0</span>,<span class="number">172</span>,<span class="number">193</span>,<span class="number">1</span>) <span class="number">100%</span>);</span><br><span class="line">    <span class="attribute">color</span>: wheat;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-class">.lnner-header</span> &#123;</span><br><span class="line">    <span class="attribute">height</span>: <span class="number">65vh</span>;</span><br><span class="line">    <span class="attribute">width</span>: <span class="number">100%</span>;</span><br><span class="line">    <span class="attribute">margin</span>: <span class="number">0</span>;</span><br><span class="line">    <span class="attribute">padding</span>: <span class="number">0</span>;</span><br><span class="line">    <span class="comment">/* flex */</span></span><br><span class="line">    <span class="comment">/* 垂直居中 */</span></span><br><span class="line">    <span class="attribute">display</span>: flex;</span><br><span class="line">    <span class="attribute">justify-content</span>: center;</span><br><span class="line">    <span class="attribute">align-items</span>: center;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-class">.waves</span> &#123;</span><br><span class="line">    <span class="attribute">position</span>: relative;</span><br><span class="line">    <span class="attribute">width</span>: <span class="number">100%</span>;</span><br><span class="line">    <span class="attribute">height</span>: <span class="number">15vh</span>;</span><br><span class="line">    <span class="attribute">margin-bottom</span>: -<span class="number">7px</span>;</span><br><span class="line">    <span class="comment">/* 最小值 */</span></span><br><span class="line">    <span class="attribute">min-height</span>: <span class="number">100px</span>;</span><br><span class="line">    <span class="comment">/* 最大值 */</span></span><br><span class="line">    <span class="attribute">max-height</span>: <span class="number">150px</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-class">.parallax</span>&gt;<span class="selector-tag">use</span> &#123;</span><br><span class="line">    <span class="attribute">animation</span>: move-forever <span class="number">25s</span> <span class="built_in">cubic-bezier</span>(.<span class="number">55</span>,.<span class="number">5</span>,.<span class="number">45</span>,.<span class="number">5</span>) infinite;</span><br><span class="line">&#125;</span><br><span class="line"><span class="comment">/* 选择的一个use */</span></span><br><span class="line"><span class="selector-class">.parallax</span>&gt;<span class="selector-tag">use</span><span class="selector-pseudo">:nth-child(1)</span> &#123;</span><br><span class="line">    <span class="comment">/* 延迟 2s 执行 */</span></span><br><span class="line">    <span class="attribute">animation-delay</span>: -<span class="number">2s</span>;</span><br><span class="line">    <span class="comment">/* 7s 内 执行完毕 */</span></span><br><span class="line">    <span class="attribute">animation-duration</span>: <span class="number">7s</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-class">.parallax</span>&gt;<span class="selector-tag">use</span><span class="selector-pseudo">:nth-child(2)</span> &#123;</span><br><span class="line">      <span class="attribute">animation-delay</span>: -<span class="number">3s</span>;</span><br><span class="line">      <span class="attribute">animation-duration</span>: <span class="number">10s</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-class">.parallax</span>&gt;<span class="selector-tag">use</span><span class="selector-pseudo">:nth-child(3)</span> &#123;</span><br><span class="line">    <span class="attribute">animation-delay</span>: -<span class="number">4s</span>;</span><br><span class="line">    <span class="attribute">animation-duration</span>: <span class="number">13s</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="selector-class">.parallax</span>&gt;<span class="selector-tag">use</span><span class="selector-pseudo">:nth-child(4)</span> &#123;</span><br><span class="line">    <span class="attribute">animation-delay</span>: -<span class="number">5s</span>;</span><br><span class="line">    <span class="attribute">animation-duration</span>: <span class="number">20s</span>;</span><br><span class="line">&#125;</span><br><span class="line"><span class="comment">/* 动画 */</span></span><br><span class="line"><span class="keyword">@keyframes</span> move-forever &#123;</span><br><span class="line">    0% &#123;</span><br><span class="line">        <span class="attribute">transform</span>: <span class="built_in">translate3d</span>(-<span class="number">90px</span>,<span class="number">0</span>,<span class="number">0</span>);</span><br><span class="line">    &#125;</span><br><span class="line">    100% &#123;</span><br><span class="line">        <span class="attribute">transform</span>: <span class="built_in">translate3d</span>(<span class="number">85px</span>,<span class="number">0</span>,<span class="number">0</span>);</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br><span class="line"><span class="comment">/* 当屏幕小于 768px 执行 */</span></span><br><span class="line"><span class="keyword">@media</span> (max-width : <span class="number">768px</span>) &#123;</span><br><span class="line">    <span class="selector-class">.waves</span> &#123;</span><br><span class="line">        <span class="attribute">height</span>: <span class="number">40px</span>;</span><br><span class="line">        <span class="attribute">min-height</span>: <span class="number">40px</span>;</span><br><span class="line">    &#125;</span><br><span class="line">    <span class="selector-tag">h1</span>   &#123;</span><br><span class="line">        <span class="attribute">font-size</span>: <span class="number">24px</span>;</span><br><span class="line">    &#125;</span><br><span class="line">&#125;</span><br></pre></td></tr></table></figure>
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class="far fa-calendar-alt fa-fw"></i> 2021-01-18</div><div class="title">前端三剑客🎉颜色与单位</div></div></a></div><div><a href="/page/css02.html" title="前端三剑客🎉CSS选择器"><img class="cover" src="https://cdn.jsdelivr.net/gh/xiaoliblog/image@377a52ddfafa27619c25332afa0116a5d7b300fd/2021/04/29/08b487af4b85ca7689126303e28935fc.png" alt="cover"><div class="content is-center"><div class="date"><i class="far fa-calendar-alt fa-fw"></i> 2021-01-18</div><div class="title">前端三剑客🎉CSS选择器</div></div></a></div></div></div><hr/><div id="post-comment"><div class="comment-head"><div class="comment-headline"><i class="fas fa-comments fa-fw"></i><span> 评论</span></div></div><div class="comment-wrap"><div><div id="twikoo-wrap"></div></div></div></div></div><div class="aside-content" id="aside-content"><div class="card-widget card-info"><div class="card-info-avatar is-center"><img class="avatar-img" src="https://cdn.jsdelivr.net/gh/xiaoliblog/image@6b5e7ef72be1c8973d94e5a9c49accbf775ad820/2021/02/01/c485da031fe0e464d04eaba8a66c4a8f.png" onerror="this.onerror=null;this.src='/img/friend_404.gif'" alt="avatar"/><div class="author-info__name">小李博客</div><div class="author-info__description">越努力，越幸运！</div></div><div class="card-info-data"><div class="card-info-data-item is-center"><a href="/archives/"><div class="headline">文章</div><div class="length-num">210</div></a></div><div class="card-info-data-item is-center"><a href="/tags/"><div class="headline">标签</div><div class="length-num">38</div></a></div><div class="card-info-data-item is-center"><a href="/categories/"><div class="headline">分类</div><div class="length-num">56</div></a></div></div><a class="button--animated" id="card-info-btn" target="_blank" rel="noopener" href="https://github.com/xiaoliblog"><i class="fab fa-github"></i><span>博主的GitHub首页</span></a><div class="card-info-social-icons is-center"><a class="social-icon" href="https://gitee.com/xiaoliblog" target="_blank" title="Gitee"><i class="iconfont icon-gitee card_icon_gitee"></i></a><a class="social-icon" href="https://space.bilibili.com/390969485" target="_blank" title="BiliBili"><i class="iconfont icon-bilibili card_icon_bilibili"></i></a><a class="social-icon" href="http://wpa.qq.com/msgrd?v=3&amp;uin=2312057536&amp;site=CSDN&amp;menu=yes" target="_blank" title="QQ"><i class="iconfont icon-qq card_icon_qq"></i></a><a class="social-icon" href="https://github.com/xiaoliblog" target="_blank" title="GitHub"><i class="iconfont icon-git card_icon_git"></i></a><a class="social-icon" href="https://blog.csdn.net/qq_43266250?spm=1010.2135.3001.5113" target="_blank" title="CSDN"><i class="iconfont icon-csdn card_icon_csdn"></i></a></div></div><div class="card-widget card-announcement"><div class="item-headline"><i class="fas fa-bullhorn card-announcement-animation"></i><span>公告</span></div><div class="announcement_content">正在考研备考中💦</div></div><div class="sticky_layout"><div class="card-widget" id="card-toc"><div class="item-headline"><i class="fas fa-stream"></i><span>目录</span></div><div class="toc-content"><ol class="toc"><li class="toc-item toc-level-1"><a class="toc-link" href="#%E7%BD%91%E9%A1%B5%E8%83%8C%E6%99%AF"><span class="toc-number">1.</span> <span class="toc-text">网页背景</span></a><ol class="toc-child"><li class="toc-item toc-level-2"><a class="toc-link" href="#%E8%83%8C%E6%99%AF%E9%A2%9C%E8%89%B2"><span class="toc-number">1.1.</span> <span class="toc-text">背景颜色</span></a></li><li class="toc-item toc-level-2"><a class="toc-link" href="#%E8%83%8C%E6%99%AF%E5%9B%BE%E7%89%87"><span class="toc-number">1.2.</span> <span class="toc-text">背景图片</span></a></li><li class="toc-item toc-level-2"><a class="toc-link" href="#%E8%83%8C%E6%99%AF%E5%B9%B3%E9%93%BA"><span class="toc-number">1.3.</span> <span class="toc-text">背景平铺</span></a></li><li class="toc-item toc-level-2"><a class="toc-link" href="#%E8%83%8C%E6%99%AF%E5%9B%BE%E7%89%87%E4%BD%8D%E7%BD%AE"><span class="toc-number">1.4.</span> <span class="toc-text">背景图片位置</span></a><ol class="toc-child"><li class="toc-item toc-level-3"><a class="toc-link" href="#%E6%96%B9%E4%BD%8D%E5%90%8D%E8%AF%8D"><span class="toc-number">1.4.1.</span> <span class="toc-text">方位名词</span></a></li><li class="toc-item toc-level-3"><a class="toc-link" href="#%E7%B2%BE%E7%A1%AE%E5%8D%95%E4%BD%8D"><span class="toc-number">1.4.2.</span> <span class="toc-text">精确单位</span></a></li><li class="toc-item toc-level-3"><a class="toc-link" href="#%E6%B7%B7%E5%90%88%E5%8F%82%E6%95%B0"><span class="toc-number">1.4.3.</span> <span class="toc-text">混合参数</span></a></li></ol></li><li class="toc-item toc-level-2"><a class="toc-link" href="#%E8%83%8C%E6%99%AF%E5%9B%BA%E5%AE%9A"><span class="toc-number">1.5.</span> <span class="toc-text">背景固定</span></a></li><li class="toc-item toc-level-2"><a class="toc-link" href="#%E8%83%8C%E6%99%AF%E5%B1%9E%E6%80%A7%E5%A4%8D%E5%90%88%E5%86%99%E6%B3%95"><span class="toc-number">1.6.</span> <span class="toc-text">背景属性复合写法</span></a></li><li class="toc-item toc-level-2"><a class="toc-link" href="#%E8%83%8C%E6%99%AF%E8%89%B2%E5%8D%8A%E9%80%8F%E6%98%8E"><span class="toc-number">1.7.</span> <span class="toc-text">背景色半透明</span></a></li></ol></li><li class="toc-item toc-level-1"><a class="toc-link" href="#%E6%B8%90%E5%8F%98%E8%89%B2%E8%83%8C%E6%99%AF"><span class="toc-number">2.</span> <span class="toc-text">渐变色背景</span></a></li><li class="toc-item toc-level-1"><a class="toc-link" href="#%E6%98%BC%E5%A4%9C%E4%BA%A4%E6%9B%BF%E6%95%88%E6%9E%9C"><span class="toc-number">3.</span> <span class="toc-text">昼夜交替效果</span></a></li><li class="toc-item toc-level-1"><a class="toc-link" href="#%E8%87%AA%E5%AE%9A%E4%B9%89404%E9%A1%B5%E9%9D%A2"><span class="toc-number">4.</span> <span class="toc-text">自定义404页面</span></a></li><li class="toc-item toc-level-1"><a class="toc-link" href="#%E5%8A%A0%E8%BD%BD%E9%A1%B5%E9%9D%A2"><span class="toc-number">5.</span> <span class="toc-text">加载页面</span></a></li><li class="toc-item toc-level-1"><a class="toc-link" href="#CSS%E6%B3%A2%E6%B5%AA%E6%95%88%E6%9E%9C"><span class="toc-number">6.</span> <span class="toc-text">CSS波浪效果</span></a></li></ol></div></div><div class="card-widget card-recent-post"><div class="item-headline"><i class="fas fa-history"></i><span>最新文章</span></div><div class="aside-list"><div class="aside-list-item"><a class="thumbnail" href="/page/project01.html" title="前端实例🥳响应式网站首页"><img src="https://cdn.jsdelivr.net/gh/xiaoliblog/image@c19917500ab083c77c7613263ba7ee74d5a08ae6/2021/04/30/469f30b141d73fa0fc4c962662d5813f.png" onerror="this.onerror=null;this.src='https://cdn.jsdelivr.net/gh/lzyblog/image@main/2020/11/19/bd16b394f7359083b1f6072a67e3f968.png'" alt="前端实例🥳响应式网站首页"/></a><div class="content"><a class="title" href="/page/project01.html" title="前端实例🥳响应式网站首页">前端实例🥳响应式网站首页</a><time 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    else loadTwikoo(true)
  } else {
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    }
  }
})()</script></div><script defer src="//lib.baomitu.com/jquery/3.5.1/jquery.min.js"></script><script defer src="https://myhkw.cn/api/player/160561664166" id="myhk" key="160561664166" m="1"></script><div><canvas id="snow" style="position:fixed;top:0;left:0;width:100%;height:100%;z-index:99999;pointer-events:none"></canvas></div><script>const notMobile = (!(navigator.userAgent.match(/(phone|pad|pod|iPhone|iPod|ios|iPad|Android|Mobile|BlackBerry|IEMobile|MQQBrowser|JUC|Fennec|wOSBrowser|BrowserNG|WebOS|Symbian|Windows Phone)/i)));</script><scrip async type="text/javascript" src="https://cdn.jsdelivr.net/gh/Candinya/Kratos-Rebirth@latest/source/js/snow.min.js"></scrip><scrip defer src="https://cdn.jsdelivr.net/npm/hexo-theme-volantis@latest/source/js/issues.min.js"></scrip><script async data-pjax src="//busuanzi.ibruce.info/busuanzi/2.3/busuanzi.pure.mini.js"></script><script>var gitcalendar = new Vue({
  el: '#gitcalendar',
  data: {
    simplemode: true, 
    user: 'xiaoliblog',
    fixed: 'fixed',
    px: 'px',
    x: '',
    y: '',
    span1: '',
    span2: '',
    month: ['一月', '二月', '三月', '四月', '五月', '六月', '七月', '八月', '九月', '十月', '十一月', '十二月'],
    monthchange: [],
    oneyearbeforeday: '',
    thisday: '',
    amonthago: '',
    aweekago: '',
    weekdatacore: 0,
    datacore: 0,
    total: 0,
    datadate: '',
    data: [],
    positionplusdata: [],
    firstweek: [],
    lastweek: [],
    beforeweek: [],
    thisweekdatacore: 0,
    mounthbeforeday: 0,
    mounthfirstindex: 0,
    crispedges: 'crispedges',
    thisdayindex: 0,
    amonthagoindex: 0,
    amonthagoweek: [],
    firstdate: [],
    first2date: [],
    montharrbefore: [],
    monthindex: 0,
    color: ['#ebedf0', '#f1f8ff', '#dbedff', '#c8e1ff', '#79b8ff', '#2188ff', '#0366d6', '#005cc5', '#044289', '#032f62', '#05264c']
  },
  methods: {
    selectStyle(data, event) {
      document.querySelector('.angle-wrapper').style.display = 'block'
      this.span1 = data.date;
      this.span2 = data.count;
      this.x = event.clientX - 100;
      this.y = event.clientY - 60
    },
    outStyle() {
      document.querySelector('.angle-wrapper').style.display = 'none'
    },
    thiscolor(x) {
      if (x === 0) {
        let i = parseInt(x / 2);
        return this.color[0]
      } else if (x < 2) {
        return this.color[1]
      } else if (x < 20) {
        let i = parseInt(x / 2);
        return this.color[i]
      } else {
        return this.color[9]
      }
    },
  }
});
var apiurl = 'python-github-calendar-api-ruby.vercel.app' ? 'https://python-github-calendar-api-ruby.vercel.app/api?' : 'https://githubapi.ryanchristian.dev/user/'
var githubapiurl = apiurl + gitcalendar.user;
//canvas绘图
function responsiveChart() {
  let c = document.getElementById("gitcanvas");
  if (c) {
    let cmessage = document.getElementById("gitmessage");
    let ctx = c.getContext("2d");
    c.width = document.getElementById("gitcalendarcanvasbox").offsetWidth;
    let linemaxwitdh = 0.96 * c.width / gitcalendar.data.length;
    c.height = 9 * linemaxwitdh;
    let lineminwitdh = 0.8 * linemaxwitdh;
    let setposition = {
      x: 0.02 * c.width,
      y: 0.025 * c.width
    };
    for (let week in gitcalendar.data) {
      weekdata = gitcalendar.data[week];
      for (let day in weekdata) {
        let dataitem = {
          date: "",
          count: "",
          x: 0,
          y: 0
        };
        gitcalendar.positionplusdata.push(dataitem);
        ctx.fillStyle = gitcalendar.thiscolor(weekdata[day].count);
        setposition.y = Math.round(setposition.y * 100) / 100;
        dataitem.date = weekdata[day].date;
        dataitem.count = weekdata[day].count;
        dataitem.x = setposition.x;
        dataitem.y = setposition.y;
        ctx.fillRect(setposition.x, setposition.y, lineminwitdh, lineminwitdh);
        setposition.y = setposition.y + linemaxwitdh
      };
      setposition.y = 0.025 * c.width;
      setposition.x = setposition.x + linemaxwitdh
    };
    ctx.font = "600  Arial";
    ctx.fillStyle = '#aaa';
    ctx.fillText("日", 0, 1.9 * linemaxwitdh);
    ctx.fillText("二", 0, 3.9 * linemaxwitdh);
    ctx.fillText("四", 0, 5.9 * linemaxwitdh);
    ctx.fillText("六", 0, 7.9 * linemaxwitdh);
    let monthindexlist = c.width / 24;
    for (let index in gitcalendar.monthchange) {
      ctx.fillText(gitcalendar.monthchange[index], monthindexlist, 0.7 * linemaxwitdh);
      monthindexlist = monthindexlist + c.width / 12
    };
    cmessage.onmousemove = function(event) {
      document.querySelector('.angle-wrapper').style.display = 'none'
    };
    c.onmousemove = function(event) {
      document.querySelector('.angle-wrapper').style.display = 'none'
      getMousePos(c, event);
    };

    function getMousePos(canvas, event) {
      var rect = canvas.getBoundingClientRect();
      var x = event.clientX - rect.left * (canvas.width / rect.width);
      var y = event.clientY - rect.top * (canvas.height / rect.height);
      //console.log("x:"+x+",y:"+y);
      for (let item of gitcalendar.positionplusdata) {
        let lenthx = x - item.x;
        let lenthy = y - item.y;
        //console.log(lenthx,lenthy);
        if (0 < lenthx && lenthx < lineminwitdh) {
          if (0 < lenthy && lenthy < lineminwitdh) {
            //console.log(item.date,item.count)
            document.querySelector('.angle-wrapper').style.display = 'block'
            gitcalendar.span1 = item.date;
            gitcalendar.span2 = item.count;
            gitcalendar.x = event.clientX - 100;
            gitcalendar.y = event.clientY - 60
          }
        }
        //if(0< x - item.x <lineminwitdh&&0< y - item.y <lineminwitdh){
        //console.log(item.count,item.date);
        //}
      }
    }
  }
}
//数据统计算法
function addlastmonth() {
  if (gitcalendar.thisdayindex === 0) {
    thisweekcore(52);
    thisweekcore(51);
    thisweekcore(50);
    thisweekcore(49);
    thisweekcore(48);
    gitcalendar.thisweekdatacore += gitcalendar.firstdate[6].count;
    gitcalendar.amonthago = gitcalendar.firstdate[6].date
  } else {
    thisweekcore(52);
    thisweekcore(51);
    thisweekcore(50);
    thisweekcore(49);
    thisweek2core();
    gitcalendar.amonthago = gitcalendar.first2date[gitcalendar.thisdayindex - 1].date
  }
};

function thisweek2core() {
  for (let i = gitcalendar.thisdayindex - 1; i < gitcalendar.first2date.length; i++) {
    gitcalendar.thisweekdatacore += gitcalendar.first2date[i].count
  }
};

function thisweekcore(index) {
  for (let item of gitcalendar.data[index]) {
    gitcalendar.thisweekdatacore += item.count
  }
};

function addlastweek() {
  for (let item of gitcalendar.lastweek) {
    gitcalendar.weekdatacore += item.count
  }
};

function addbeforeweek() {
  for (let i = gitcalendar.thisdayindex; i < gitcalendar.beforeweek.length; i++) {
    gitcalendar.weekdatacore += gitcalendar.beforeweek[i].count
  }
};

function addweek(data) {
  if (gitcalendar.thisdayindex === 6) {
    gitcalendar.aweekago = gitcalendar.lastweek[0].date;
    addlastweek()
  } else {
    lastweek = data.contributions[51];
    gitcalendar.aweekago = lastweek[gitcalendar.thisdayindex + 1].date;
    addlastweek();
    addbeforeweek()
  }
}

fetch(githubapiurl)
  .then(data => data.json())
  .then(data => {
    gitcalendar.data = data.contributions;
    gitcalendar.total = data.total;
    gitcalendar.first2date = gitcalendar.data[48];
    gitcalendar.firstdate = gitcalendar.data[47];
    gitcalendar.firstweek = data.contributions[0];
    gitcalendar.lastweek = data.contributions[52];
    gitcalendar.beforeweek = data.contributions[51];
    gitcalendar.thisdayindex = gitcalendar.lastweek.length - 1;
    gitcalendar.thisday = gitcalendar.lastweek[gitcalendar.thisdayindex].date;
    gitcalendar.oneyearbeforeday = gitcalendar.firstweek[0].date;
    gitcalendar.monthindex = gitcalendar.thisday.substring(5, 7) * 1;
    gitcalendar.montharrbefore = gitcalendar.month.splice(gitcalendar.monthindex, 12 - gitcalendar.monthindex);
    gitcalendar.monthchange = gitcalendar.montharrbefore.concat(gitcalendar.month);
    addweek(data);
    addlastmonth();
    responsiveChart();
  })
  .catch(function(error) {
    console.log(error);
  });

//手机版更换为svg绘制
if (document.getElementById("gitcalendarcanvasbox").offsetWidth < 500) {
  gitcalendar.simplemode = false
}

//当改变窗口大小时重新绘制canvas
window.onresize = function() {
  if (gitcalendar.simplemode) responsiveChart()
}

//解决滚动滑轮时出现的标签显示
window.onscroll = function() {
  if (document.querySelector('.angle-wrapper')) {
    document.querySelector('.angle-wrapper').style.display = 'none'
  }
};</script></div><script src="/live2dw/lib/L2Dwidget.min.js?094cbace49a39548bed64abff5988b05"></script><script>L2Dwidget.init({"pluginRootPath":"live2dw/","pluginJsPath":"lib/","pluginModelPath":"assets/","tagMode":false,"log":false,"model":{"jsonPath":"/live2dw/assets/hijiki.model.json"},"display":{"position":"right","width":150,"height":300},"mobile":{"show":true},"react":{"opacity":0.7}});</script></body></html>